1033 - Merging Maps - 相关文章

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1033 - Merging Maps

Pictures taken from an airplane or satellite of an ar ea to be mapped are often of sufficiently high resolution to uniquely identify major features. Since a single picture can cover only a small portion of the earth, mapping larger areas requires tak…

检索Google Maps地图位置（小训练）

名称:检索地图位置内容:地图初期显示和检索显示功能:根据条件检索地图的经度与纬度 1.在这之前我们需要创建一个表(Accoun__c),添加一个重要的字段地理位置情報,它会默认的给你两个字段经度和纬度. 2.然后在Eclipse中往表的字段添加一些内容 3.因为需要调数据,所以要page页面与控制器进行交互 4.这里我用到了@RemoteAction(远程操作)的Ajax请求,具体代码如下: <apex:page controller="CL_MapDoSearchController…

[Erlang 0121] 当我们谈论Erlang Maps时,我们谈论什么 Part 3

Erlang/OTP 17.0 has been released http://www.erlang.org/download/otp_src_17.0.readme Erlang/OTP 17.0发布了,不过Maps相关的设计还没有尘埃落定,目前: With Maps you may for instance: -- M0 = #{ a => 1, b => 2}, % create associations -- M1 = M0#{ a := 10 }…

[Erlang 0117] 当我们谈论Erlang Maps时,我们谈论什么 Part 2

声明:本文讨论的Erlang Maps是基于17.0-rc2,时间2014-3-4.后续Maps可能会出现语法或函数API上的有所调整,特此说明. 前情提要: [Erlang 0116] 当我们谈论Erlang Maps时,我们谈论什么 Part 1 继续昨天的话题,在Erlang Factory SF Bay Area 2013有一个议题:"Where are we on the Map?" [PDF ],这个Talk基本上就是选取了EEP43的要点,有兴趣的同学可以FQ观看视频 W…

[Erlang 0116] 当我们谈论Erlang Maps时,我们谈论什么 Part 1

Erlang 增加 Maps数据类型并不是很突然,因为这个提议已经进行了2~3年之久,只不过Joe Armstrong老爷子最近一篇文章Big changes to Erlang掀起不小了风浪.这篇文章用了比较夸张的说法:"Records are dead - long live maps !",紧接着在国内国外社区这句话就传遍了.马上就有开发者忧心忡忡的在Stackoverflow上提问:Will Erlang R17 still have records? 套…

The Practical Guide to Empathy Maps: 10-Minute User Personas

That’s where the empathy map comes in. When created correctly, empathy maps serve as the perfect lean user persona: They quickly visualize user needs (especially to non-designers) They fit perfectly into a Lean UX workflow as a starting point for use…

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